# Alien Invader Escape vs Sky Courtyard

The clearest difference is ads: Sky Courtyard at none against Alien Invader Escape's shown. Sky Courtyard also leads on iOS requirement (11.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Alien Invader Escape | Sky Courtyard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sky-courtyard/id1527569757/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | — |
| Monetization | — | Free |
| Size | 14 MB | 125 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Tang Cho man](https://appshunter.io/developer/592719186) | [马林 张](https://appshunter.io/developer/830247973) |

## What reviewers say

### Alien Invader Escape

[App page](https://appshunter.io/ios/app/alien-invader-escape/id858894874)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Sky Courtyard

[App page](https://appshunter.io/ios/app/sky-courtyard/id1527569757)

Defend your homeland from alien invaders in this 3D action game. Utilize unique strategies to defeat different monster legions, protecting your courtyard from occupation. Enjoy thrilling battles with a God's-eye view.

**Highlights:** 3D sky landscape, Defend homeland from alien invaders, Counterattack alien monsters, God's perspective fighting scenes, Unique strategies for monster legions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Alien Invader Escape free?

Alien Invader Escape is free to download, with no in-app purchases.

### Is Sky Courtyard free?

Sky Courtyard is free to download, with no in-app purchases.

### Do Alien Invader Escape or Sky Courtyard have ads?

Alien Invader Escape shows ads; Sky Courtyard does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*